Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual era o placar quando Wrexham era o time visitante?
 ###Tabelas: CREATE TABLE diversity_of_new_york_city's_boroughs (diversity_of_new_york_city's_boroughs_id AUTO_INCREMENT PRIMARY KEY, Borough VARCHAR, 1970 INT, 1980 INT, 1990 INT, 2000 INT, 2006 INT) CREATE TABLE first_round_proper (first_round_proper_id AUTO_INCREMENT PRIMARY KEY, Tie no VARCHAR, Home team VARCHAR, Score VARCHAR, Away team VARCHAR, Date VARCHAR) CREATE TABLE singles_finals_5_0-5 (singles_finals_5_0-5_id AUTO_INCREMENT PRIMARY KEY, Outcome VARCHAR, Date INT, Championship VARCHAR, Surface VARCHAR, Opponent in the final VARCHAR, Score in the final VARCHAR) CREATE TABLE 2010_2011_table (2010_2011_table_id AUTO_INCREMENT PRIMARY KEY, Club VARCHAR, Played VARCHAR, Won VARCHAR, Drawn VARCHAR, Lost VARCHAR, Points for VARCHAR, Points against VARCHAR, Tries for VARCHAR, Tries against VARCHAR, Try bonus VARCHAR, Losing bonus VARCHAR, Points VARCHAR) CREATE TABLE political_parties (political_parties_id AUTO_INCREMENT PRIMARY KEY, Name (English) VARCHAR, Name (German) VARCHAR, Abbr. VARCHAR, Ideology VARCHAR, Position VARCHAR, Votes (2011) VARCHAR, Seats in Hamburgische Bürgerschaft INT)  
SELECT Tie no FROM first_round_proper WHERE Away team = wrexham